Finding the Fourth Proportional to 311,827,453,696.44, 430,310,752,101.18 and 176,493,728,478.96
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Solution
The fourth proportional to 311,827,453,696.44, 430,310,752,101.18 and 176,493,728,478.96 is: 243,555,043,478.81
Step by Step Solution
- Step 1: Write the proportion equation
311,827,453,696.44 : 430,310,752,101.18 = 176,493,728,478.96 : x - Step 2: Convert to fraction form
311,827,453,696.44/430,310,752,101.18 = 176,493,728,478.96/x - Step 3: Cross multiply
311,827,453,696.44x = 430,310,752,101.18 × 176,493,728,478.96 - Step 4: Simplify right side
311,827,453,696.44x = 75,947,149,042,922,723,213,312 - Step 5: Solve for x
x = 75,947,149,042,922,723,213,312/311,827,453,696.44 - Step 6: Final answer
x = 243,555,043,478.81
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.